| private GetUnderlyingTypeIfEnum ( ) : IReflect | ||
| Résultat | IReflect | |
internal override AST PartiallyEvaluate()
{
if (this.alreadyPartiallyEvaluated)
{
return(this);
}
this.alreadyPartiallyEvaluated = true;
if (this.inBrackets && this.AllParamsAreMissing())
{
if (this.isConstructor)
{
this.args.context.HandleError(JSError.TypeMismatch);
}
return(new ConstantWrapper(new TypedArray(((TypeExpression) new TypeExpression(this.func).PartiallyEvaluate()).ToIReflect(), this.args.count + 1), base.context));
}
this.func = this.func.PartiallyEvaluateAsCallable();
this.args = (ASTList)this.args.PartiallyEvaluate();
IReflect[] argIRs = this.ArgIRs();
this.func.ResolveCall(this.args, argIRs, this.isConstructor, this.inBrackets);
if ((!this.isConstructor && !this.inBrackets) && ((this.func is Binding) && (this.args.count == 1)))
{
Binding func = (Binding)this.func;
if (func.member is Type)
{
Type member = (Type)func.member;
ConstantWrapper wrapper = this.args[0] as ConstantWrapper;
if (wrapper != null)
{
try
{
if ((wrapper.value == null) || (wrapper.value is DBNull))
{
return(this);
}
if (wrapper.isNumericLiteral && (((member == Typeob.Decimal) || (member == Typeob.Int64)) || ((member == Typeob.UInt64) || (member == Typeob.Single))))
{
return(new ConstantWrapper(Microsoft.JScript.Convert.CoerceT(wrapper.context.GetCode(), member, true), base.context));
}
return(new ConstantWrapper(Microsoft.JScript.Convert.CoerceT(wrapper.Evaluate(), member, true), base.context));
}
catch
{
wrapper.context.HandleError(JSError.TypeMismatch);
goto Label_0354;
}
}
if (!Binding.AssignmentCompatible(member, this.args[0], argIRs[0], false))
{
this.args[0].context.HandleError(JSError.ImpossibleConversion);
}
}
else if (func.member is JSVariableField)
{
JSVariableField field = (JSVariableField)func.member;
if (field.IsLiteral)
{
if (field.value is ClassScope)
{
ClassScope scope = (ClassScope)field.value;
IReflect underlyingTypeIfEnum = scope.GetUnderlyingTypeIfEnum();
if (underlyingTypeIfEnum != null)
{
if ((!Microsoft.JScript.Convert.IsPromotableTo(argIRs[0], underlyingTypeIfEnum) && !Microsoft.JScript.Convert.IsPromotableTo(underlyingTypeIfEnum, argIRs[0])) && ((argIRs[0] != Typeob.String) || (underlyingTypeIfEnum == scope)))
{
this.args[0].context.HandleError(JSError.ImpossibleConversion);
}
}
else if (!Microsoft.JScript.Convert.IsPromotableTo(argIRs[0], scope) && !Microsoft.JScript.Convert.IsPromotableTo(scope, argIRs[0]))
{
this.args[0].context.HandleError(JSError.ImpossibleConversion);
}
}
else if (field.value is TypedArray)
{
TypedArray array = (TypedArray)field.value;
if (!Microsoft.JScript.Convert.IsPromotableTo(argIRs[0], array) && !Microsoft.JScript.Convert.IsPromotableTo(array, argIRs[0]))
{
this.args[0].context.HandleError(JSError.ImpossibleConversion);
}
}
}
}
}
Label_0354:
return(this);
}
internal override AST PartiallyEvaluate()
{
if (this.alreadyPartiallyEvaluated)
{
return(this);
}
this.alreadyPartiallyEvaluated = true;
if (this.inBrackets && this.AllParamsAreMissing())
{
if (this.isConstructor)
{
this.args.context.HandleError(JSError.TypeMismatch);
}
IReflect ir = ((TypeExpression)(new TypeExpression(this.func)).PartiallyEvaluate()).ToIReflect();
return(new ConstantWrapper(new TypedArray(ir, this.args.count + 1), this.context));
}
this.func = this.func.PartiallyEvaluateAsCallable();
this.args = (ASTList)this.args.PartiallyEvaluate();
IReflect[] argIRs = this.ArgIRs();
this.func.ResolveCall(this.args, argIRs, this.isConstructor, this.inBrackets);
if (!this.isConstructor && !this.inBrackets && this.func is Binding && this.args.count == 1)
{
Binding b = (Binding)this.func;
if (b.member is Type)
{
Type t = (Type)b.member;
ConstantWrapper arg0 = this.args[0] as ConstantWrapper;
if (arg0 != null)
{
try{
if (arg0.value == null || arg0.value is DBNull)
{
return(this);
}
else if (arg0.isNumericLiteral && (t == Typeob.Decimal || t == Typeob.Int64 || t == Typeob.UInt64 || t == Typeob.Single))
{
return(new ConstantWrapper(Convert.CoerceT(arg0.context.GetCode(), t, true), this.context));
}
else
{
return(new ConstantWrapper(Convert.CoerceT(arg0.Evaluate(), t, true), this.context));
}
}catch {
arg0.context.HandleError(JSError.TypeMismatch);
}
}
else
{
if (!Binding.AssignmentCompatible(t, this.args[0], argIRs[0], false))
{
this.args[0].context.HandleError(JSError.ImpossibleConversion);
}
}
}
else if (b.member is JSVariableField)
{
JSVariableField field = (JSVariableField)b.member;
if (field.IsLiteral)
{
if (field.value is ClassScope)
{
ClassScope csc = (ClassScope)field.value;
IReflect ut = csc.GetUnderlyingTypeIfEnum();
if (ut != null)
{
if (!Convert.IsPromotableTo(argIRs[0], ut) && !Convert.IsPromotableTo(ut, argIRs[0]) && (argIRs[0] != Typeob.String || ut == csc))
{
this.args[0].context.HandleError(JSError.ImpossibleConversion);
}
}
else
{
if (!Convert.IsPromotableTo(argIRs[0], csc) && !Convert.IsPromotableTo(csc, argIRs[0]))
{
this.args[0].context.HandleError(JSError.ImpossibleConversion);
}
}
}
else if (field.value is TypedArray)
{
TypedArray ta = (TypedArray)field.value;
if (!Convert.IsPromotableTo(argIRs[0], ta) && !Convert.IsPromotableTo(ta, argIRs[0]))
{
this.args[0].context.HandleError(JSError.ImpossibleConversion);
}
}
}
}
}
return(this);
}